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South Dakota
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Tennessee
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Texas
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Utah
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West Virginia
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Western U.S. (80)
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hydrogen
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stable isotopes
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Ar-36 (3)
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-
Ar-40/Ar-39 (5)
-
B-11/B-10 (2)
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Be-10/Be-9 (3)
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C-13 (2)
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C-13/C-12 (180)
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Ca-44/Ca-40 (2)
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D/H (55)
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deuterium (12)
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Fe-56/Fe-54 (1)
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Hf-177/Hf-176 (33)
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Kr-84 (3)
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N-15/N-14 (13)
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Nd-144/Nd-143 (49)
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O-18 (2)
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O-18/O-16 (193)
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Os-188/Os-187 (4)
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Pb-206/Pb-204 (28)
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Pb-208/Pb-204 (15)
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Pb-208/Pb-206 (1)
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Rb-87/Sr-86 (5)
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Si-29 (1)
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large-ion lithophile elements (1)
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Lu/Hf (17)
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metals
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thorium
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uranium
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U-234 (1)
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U-238 (1)
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U-238/Pb-206 (1)
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U-238/U-235 (2)
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alkali metals
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cesium
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Cs-137 (6)
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lithium
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Li-6 (2)
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potassium
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K-40 (1)
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rubidium
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Rb-87/Sr-86 (5)
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sodium (4)
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barium (5)
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Be-10 (50)
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Be-10/Be-9 (3)
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calcium
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magnesium
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radium
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Ra-226 (1)
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strontium
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Rb-87/Sr-86 (5)
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Sr-87/Sr-86 (95)
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-
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aluminum
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Hf-177/Hf-176 (33)
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indium (4)
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Fe-56/Fe-54 (1)
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lead
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Pb-206/Pb-204 (28)
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nitrogen
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N-15/N-14 (13)
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helium
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krypton
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neon
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radon
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Rn-222 (1)
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oxygen
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O-18/O-16 (193)
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phosphorus (5)
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Tetrapoda
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Mammalia
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Carnivora
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Primates
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Proboscidea
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Reptilia
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Ostracoda
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Podocopida
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Bairdiomorpha
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Bairdiacea
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Bairdiidae
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Bairdia (1)
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Insecta
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Pterygota
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Neoptera
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Endopterygota
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Coleoptera (2)
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Diptera
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Chironomidae (1)
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Hymenoptera (1)
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Trichoptera (1)
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Myriapoda (1)
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Trilobitomorpha
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Trilobita
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Phacopida (4)
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Ptychopariida
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Olenidae (3)
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Redlichiida (3)
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Brachiopoda
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Articulata
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Orthida (4)
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Spiriferida
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Cyrtospirifer (2)
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Spiriferidina
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Spiriferidae (2)
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Strophomenida
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Sowerbyella (2)
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Terebratulida (1)
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Inarticulata
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Lingula (1)
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Bryozoa
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Cheilostomata (3)
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Cnidaria
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Anthozoa
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Zoantharia
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Rugosa (2)
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Scleractinia (1)
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Scyphozoa
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Conulariida (1)
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Echinodermata
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Asterozoa
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Stelleroidea
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Asteroidea (5)
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Crinozoa
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Echinozoa
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Mollusca
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Bivalvia
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Heterodonta
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Rudistae (4)
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Veneroida
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Astartidae
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Astarte (2)
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Carditidae (1)
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Veneridae
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Chione (1)
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Mytilus
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Nuculanidae (3)
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Ostreoidea
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Ostreidae
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Ostrea (1)
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Palaeoheterodonta
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Unionidae (2)
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Pterioida
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Pteriina
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Inocerami
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Inoceramidae
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Inoceramus (2)
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Pectinacea
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Pectinidae (1)
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Solemyida (1)
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Cephalopoda
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Ammonoidea
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Ammonites (9)
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Scaphites (2)
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Coleoidea
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Belemnoidea
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Belemnitidae (2)
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Nautiloidea
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Nautilus (1)
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Gastropoda
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Harpidae (1)
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Naticidae (3)
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Neogastropoda
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Muricidae (1)
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Pulmonata (1)
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Turritellidae (1)
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Hyolithes (2)
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Monoplacophora (1)
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Polyplacophora (5)
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Rostroconchia (1)
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Scaphopoda (1)
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Tentaculitida
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Tentaculitidae
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Tentaculites (1)
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Porifera
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Demospongea
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Chaetetida
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Chaetetidae (1)
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Hexactinellida (2)
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Stromatoporoidea (8)
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Protista
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Foraminifera
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Fusulinina
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Fusulinidae (3)
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Miliolina
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Miliolacea
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Quinqueloculina (2)
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Rotaliina
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Buliminacea
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Bulimina (1)
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Uvigerinidae
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Uvigerina (1)
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Cassidulinacea
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Anomalinidae
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Cibicidoides (1)
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Globigerinacea
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Globigerinidae
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Globigerina (1)
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Globotruncanidae
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Globotruncana (1)
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Hantkenina (1)
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Hedbergella (1)
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Neogloboquadrina
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Neogloboquadrina pachyderma (1)
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Orbitoidacea
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Cibicides (1)
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Rotaliacea
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Ammonia (2)
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Elphidium (3)
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Textulariina
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Lituolacea
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Lituolidae
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Haplophragmoides (1)
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Trochammina (3)
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Radiolaria
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Osculosida
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Nassellina (1)
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Silicoflagellata (1)
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Thecamoeba (1)
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Vermes
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Annelida (3)
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Nematoida (1)
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Polychaeta (2)
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Priapulida (1)
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scolecodonts (1)
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Metazoa (1)
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microfossils
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Charophyta (2)
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Chitinozoa (4)
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Conodonta
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Adetognathus (1)
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Hindeodus (2)
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Icriodus (2)
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Neognathodus (1)
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Neogondolella (3)
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Palmatolepis (3)
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Polygnathus (2)
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Fusulinina
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Fusulinidae (3)
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problematic microfossils (5)
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scolecodonts (1)
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palynomorphs
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acritarchs (9)
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Chitinozoa (4)
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Dinoflagellata
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Deflandrea (1)
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megaspores (3)
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miospores
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pollen (50)
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-
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Plantae
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algae
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calcareous algae (1)
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Chlorophyta
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Charophyta (2)
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Chlorophyceae
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Dasycladaceae (1)
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Tasmanites (1)
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Coccolithophoraceae (1)
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diatoms (16)
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nannofossils (9)
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Rhodophyta
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Corallinaceae (1)
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-
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Pteridophyta
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Lycopsida (5)
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Sphenopsida
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Equisetales
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Calamites (1)
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-
-
-
Spermatophyta
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Angiospermae
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Dicotyledoneae
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Alnus (1)
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Artemisia (1)
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Quercus (1)
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Rosidae (1)
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Monocotyledoneae
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Gramineae (1)
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Gymnospermae
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Coniferales
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Picea (2)
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Pinaceae
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Abies (3)
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Pinus (3)
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Taxodiaceae (1)
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Taxodium (1)
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Tsuga (1)
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Cordaitales (1)
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Ginkgoales
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Ginkgo (1)
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-
Glossopteridales
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Glossopteris
-
Glossopteris flora (1)
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-
-
Pteridospermae (2)
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-
-
-
problematic fossils
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problematic microfossils (5)
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-
Pterobranchia (3)
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thallophytes (8)
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tracks (12)
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trails (1)
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-
geochronology methods
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(U-Th)/He (36)
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Ar/Ar (183)
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exposure age (33)
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fission-track dating (29)
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He/He (2)
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infrared stimulated luminescence (10)
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K/Ar (23)
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Lu/Hf (17)
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Nd/Nd (2)
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optical dating (1)
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optical mineralogy (1)
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optically stimulated luminescence (36)
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paleomagnetism (92)
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Pb/Pb (13)
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racemization (1)
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radiation damage (4)
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Rb/Sr (9)
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Re/Os (24)
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Sm/Nd (20)
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Sr/Sr (6)
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tephrochronology (16)
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Th/U (7)
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thermochronology (58)
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thermoluminescence (2)
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tree rings (9)
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U/Pb (394)
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U/Th/Pb (27)
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uranium disequilibrium (5)
-
-
geologic age
-
Anthropocene (1)
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Cenozoic
-
Blancan (2)
-
Caloosahatchee Formation (1)
-
Glenns Ferry Formation (1)
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lower Cenozoic (4)
-
middle Cenozoic (5)
-
Quaternary
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Clovis (1)
-
Cordilleran ice sheet (10)
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Holocene
-
lower Holocene (9)
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Medieval Warm Period (2)
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Middle Ages (2)
-
middle Holocene (3)
-
Neoglacial
-
Little Ice Age (1)
-
-
upper Holocene
-
Little Ice Age (1)
-
-
-
Mazama Ash (1)
-
middle Quaternary (1)
-
Pleistocene
-
Bishop Tuff (8)
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Champlain Sea (2)
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Illinoian (4)
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Irvingtonian (2)
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Lake Agassiz (9)
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Lake Algonquin (1)
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Lake Chicago (1)
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Lake Lahontan (1)
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Lake Missoula (14)
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Loveland Loess (1)
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lower Pleistocene
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Gelasian (1)
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-
Matuyama Chron (2)
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middle Pleistocene (4)
-
upper Pleistocene
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Eemian (1)
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Lake Iroquois (3)
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Rancholabrean (1)
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Sangamonian (1)
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Tyrrhenian (1)
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Weichselian
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upper Weichselian
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Allerod (3)
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Bolling (3)
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Younger Dryas (8)
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-
-
Wisconsinan
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middle Wisconsinan (3)
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upper Wisconsinan
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Fraser Glaciation (3)
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-
-
-
-
upper Quaternary
-
Brunhes Chron (2)
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Bull Lake Glaciation (1)
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Pinedale Glaciation (4)
-
-
-
Saugus Formation (4)
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Stone Age
-
Paleolithic
-
upper Paleolithic (1)
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-
-
Tertiary
-
Arikaree Group (1)
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Arikareean (3)
-
Catahoula Formation (2)
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Challis Volcanics (5)
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Cypress Hills Formation (1)
-
John Day Formation (2)
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Lincoln Creek Formation (3)
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lower Tertiary (10)
-
middle Tertiary
-
Soda Lake Shale Member (1)
-
-
Muddy Creek Formation (4)
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Neogene
-
Capistrano Formation (1)
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Hemphillian (3)
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Miocene
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Antelope Shale (1)
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Ash Hollow Formation (3)
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Calvert Formation (4)
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Clarendonian (2)
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Columbia River Basalt Group (18)
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Fleming Formation (1)
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Grande Ronde Basalt (3)
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lower Miocene
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Hemingfordian (1)
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middle Miocene
-
Choptank Formation (3)
-
-
Paintbrush Tuff (1)
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Pebas Formation (1)
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Saddle Mountains Basalt (1)
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Saint Marys Formation (2)
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Stevens Sandstone (1)
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upper Miocene
-
Eastover Formation (1)
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Messinian (2)
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Modelo Formation (2)
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Puente Formation (3)
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Santa Cruz Mudstone (5)
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Santa Margarita Formation (2)
-
-
Valentine Formation (1)
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Wanapum Basalt (2)
-
-
Ogallala Formation (5)
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Pliocene
-
lower Pliocene (7)
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upper Pliocene
-
Piacenzian (1)
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-
-
Purisima Formation (2)
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Ringold Formation (1)
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upper Neogene (2)
-
-
Paleogene
-
Calvert Bluff Formation (2)
-
Chadron Formation (1)
-
Dongying Formation (3)
-
Duchesne River Formation (2)
-
Eocene
-
Absaroka Supergroup (5)
-
Bridger Formation (4)
-
Bridgerian (5)
-
Chuckanut Formation (3)
-
Chumstick Formation (9)
-
Colton Formation (1)
-
Cozy Dell Formation (1)
-
Crescent Formation (3)
-
Golden Valley Formation (1)
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Green River Formation (14)
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Lake Gosiute (5)
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lower Eocene
-
Aquia Formation (4)
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Wasatchian (5)
-
Willwood Formation (23)
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Ypresian (7)
-
-
middle Eocene
-
Bartonian (2)
-
Carrizo Sand (2)
-
Claiborne Group (7)
-
Cockfield Formation (1)
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Laney Shale Member (2)
-
Lutetian (2)
-
Santee Limestone (1)
-
Tyee Formation (2)
-
-
Mirador Formation (1)
-
Mission Valley Formation (1)
-
Nanjemoy Formation (2)
-
Rose Canyon Formation (1)
-
Swauk Formation (4)
-
Uintan (2)
-
Umpqua Formation (1)
-
upper Eocene
-
Chadronian (2)
-
Cowlitz Formation (2)
-
Jackson Group (2)
-
Moodys Branch Formation (3)
-
Priabonian (1)
-
Tejon Formation (1)
-
Uinta Formation (1)
-
Yazoo Clay (2)
-
-
-
Flagstaff Formation (1)
-
Hanna Formation (6)
-
lower Paleogene (8)
-
Oligocene
-
Brule Formation (1)
-
Frio Formation (3)
-
lower Oligocene
-
Rupelian (1)
-
-
middle Oligocene
-
Bucatunna Formation (1)
-
Byram Formation (2)
-
Marianna Limestone (2)
-
-
upper Oligocene
-
Chattian (2)
-
-
Vicksburg Group (5)
-
-
Orca Group (1)
-
Paleocene
-
Clayton Formation (3)
-
Lebo Member (1)
-
lower Paleocene
-
Danian (9)
-
K-T boundary (21)
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Puercan (6)
-
Torrejonian (5)
-
-
Ludlow Member (2)
-
middle Paleocene
-
Selandian (1)
-
-
Midway Group (1)
-
Nacimiento Formation (3)
-
Nanafalia Formation (1)
-
Porters Creek Formation (1)
-
Ravenscrag Formation (3)
-
Tongue River Member (4)
-
Tullock Member (4)
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upper Paleocene
-
Clarkforkian (2)
-
Thanetian (4)
-
Tiffanian (7)
-
-
-
Paleocene-Eocene Thermal Maximum (16)
-
Refugian (2)
-
Renova Formation (5)
-
Sespe Formation (2)
-
Tyonek Formation (1)
-
upper Paleogene (1)
-
Wasatch Formation (7)
-
White River Group (3)
-
Wilcox Group (11)
-
-
Pysht Formation (1)
-
Shahejie Formation (2)
-
Twin River Group (1)
-
upper Tertiary (2)
-
Vaqueros Formation (4)
-
-
upper Cenozoic
-
Pico Formation (1)
-
Pinecrest Beds (1)
-
Tamiami Formation (1)
-
-
Wildcat Group (3)
-
Yakataga Formation (1)
-
-
Coal Measures (1)
-
Dalradian (1)
-
Lake Bonneville (6)
-
Laurentide ice sheet (27)
-
Mesozoic
-
Cretaceous
-
Bahariya Formation (1)
-
Blairmore Group (2)
-
Colorado Group (5)
-
Comanchean
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Buda Limestone (1)
-
Comanche Peak Limestone (1)
-
Edwards Formation (2)
-
Fredericksburg Group (1)
-
Georgetown Formation (1)
-
Glen Rose Formation (3)
-
Pearsall Formation (1)
-
Travis Peak Formation (3)
-
Trinity Group (2)
-
-
Dakota Formation (5)
-
Graneros Shale (1)
-
Kuskokwim Group (2)
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Lower Cretaceous
-
Agrio Formation (1)
-
Albian
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lower Albian (3)
-
upper Albian (7)
-
-
Aptian
-
Shuaiba Formation (2)
-
-
Barremian (3)
-
Bear River Formation (2)
-
Berriasian (2)
-
Blackleaf Formation (1)
-
Bluesky Formation (5)
-
Burro Canyon Formation (3)
-
Cadomin Formation (4)
-
Cedar Mountain Formation (1)
-
Christopher Formation (2)
-
Clearwater Formation (2)
-
Cloverly Formation (1)
-
Comanche Peak Limestone (1)
-
Edwards Formation (2)
-
Fredericksburg Group (1)
-
Georgetown Formation (1)
-
Gething Formation (6)
-
Glen Rose Formation (3)
-
Hauterivian (2)
-
Hosston Formation (1)
-
Inyan Kara Group (1)
-
Isachsen Formation (1)
-
Kootenay Formation (1)
-
Mannville Group (8)
-
McMurray Formation (11)
-
Moosebar Formation (2)
-
Mowry Shale (7)
-
Muddy Sandstone (3)
-
Newcastle Sandstone (2)
-
Pearsall Formation (1)
-
Pebble Shale (1)
-
Skull Creek Shale (2)
-
Sligo Formation (1)
-
Spirit River Formation (6)
-
Torok Formation (2)
-
Travis Peak Formation (3)
-
Trinity Group (2)
-
Valanginian (2)
-
Wealden (1)
-
-
Mancos Shale (5)
-
Middle Cretaceous
-
Winton Formation (2)
-
-
Nanushuk Group (2)
-
Natih Formation (4)
-
Potomac Group (4)
-
Queen Charlotte Group (1)
-
Upper Cretaceous
-
Almond Formation (1)
-
Bagh Beds (1)
-
Bearpaw Formation (4)
-
Belle Fourche Shale (1)
-
Belly River Formation (1)
-
Blackhawk Formation (4)
-
Bridge Creek Limestone Member (3)
-
Buda Limestone (1)
-
Campanian
-
Dinosaur Park Formation (5)
-
upper Campanian (6)
-
-
Cardium Formation (10)
-
Castlegate Sandstone (2)
-
Cenomanian
-
Dunvegan Formation (4)
-
lower Cenomanian (1)
-
upper Cenomanian (1)
-
-
Cody Shale (2)
-
Coker Formation (1)
-
Colville Group (1)
-
Coniacian (6)
-
Elkhorn Mountains Volcanics (2)
-
Eutaw Formation (2)
-
Ferron Sandstone Member (5)
-
Fort Hays Limestone Member (1)
-
Fox Hills Formation (2)
-
Frontier Formation (9)
-
Fruitland Formation (1)
-
Greenhorn Limestone (4)
-
Gulfian
-
Aguja Formation (3)
-
Austin Chalk (2)
-
Austin Group (1)
-
Eagle Ford Formation (9)
-
Woodbine Formation (3)
-
-
Harebell Formation (1)
-
Hell Creek Formation (14)
-
Hornbrook Formation (3)
-
Horseshoe Canyon Formation (9)
-
Javelina Formation (1)
-
Judith River Formation (3)
-
Kaiparowits Formation (1)
-
Kanguk Formation (2)
-
K-T boundary (21)
-
La Luna Formation (2)
-
Lance Formation (3)
-
Laramie Formation (2)
-
Lewis Shale (4)
-
Maestrichtian
-
lower Maestrichtian (3)
-
upper Maestrichtian (8)
-
-
Marshalltown Formation (1)
-
Mesaverde Group (12)
-
Middendorf Formation (1)
-
Milk River Formation (3)
-
Montana Group (2)
-
Moreno Formation (1)
-
Niobrara Formation (1)
-
Ojo Alamo Sandstone (3)
-
Oldman Formation (3)
-
Pierre Shale (11)
-
Point Lookout Sandstone (1)
-
Prince Creek Formation (3)
-
Raritan Formation (1)
-
Ripley Formation (2)
-
Rosario Formation (1)
-
Saint Mary River Formation (2)
-
Santonian (6)
-
Selma Group (1)
-
Senonian (31)
-
Shannon Sandstone Member (1)
-
Star Point Sandstone (1)
-
Straight Cliffs Formation (1)
-
Tuolumne Intrusive Suite (8)
-
Turonian
-
lower Turonian (1)
-
upper Turonian (1)
-
-
Tuscaloosa Formation (8)
-
Two Medicine Formation (6)
-
Wahweap Formation (1)
-
Wall Creek Member (1)
-
Williams Fork Formation (2)
-
-
Valdez Group (2)
-
Viking Formation (11)
-
Whitemud Formation (1)
-
Yezo Group (1)
-
-
Franciscan Complex (23)
-
Glen Canyon Group (1)
-
Great Valley Sequence (12)
-
Jurassic
-
Arapien Shale (1)
-
Aztec Sandstone (2)
-
Carmel Formation (2)
-
Coast Range Ophiolite (3)
-
Fernie Formation (5)
-
Ladner Group (1)
-
Lower Jurassic
-
Hettangian (1)
-
Laberge Group (1)
-
Nordegg Member (2)
-
Pliensbachian (1)
-
Sinemurian (1)
-
Toarcian (3)
-
-
Middle Jurassic
-
Aalenian (1)
-
Bajocian (4)
-
Bathonian (5)
-
Callovian (4)
-
Page Sandstone (2)
-
Xishanyao Formation (1)
-
-
Norphlet Formation (9)
-
Oxford Clay (1)
-
Smartville Complex (1)
-
Upper Jurassic
-
Bossier Formation (1)
-
Bowser Lake Group (1)
-
Brushy Basin Member (1)
-
Cotton Valley Group (2)
-
Entrada Sandstone (3)
-
Galice Formation (1)
-
Haynesville Formation (2)
-
Josephine Ophiolite (1)
-
Kimmeridgian (2)
-
Morrison Formation (7)
-
Naknek Formation (1)
-
Oxfordian (8)
-
Portlandian (1)
-
Salt Wash Sandstone Member (3)
-
Schuler Formation (1)
-
Smackover Formation (12)
-
Stump Formation (1)
-
Sundance Formation (4)
-
Swift Formation (3)
-
Tithonian (1)
-
-
-
Kayenta Formation (2)
-
lower Mesozoic (7)
-
McHugh Complex (4)
-
Mist Mountain Formation (1)
-
Murihiku Supergroup (2)
-
Navajo Sandstone (10)
-
Newark Supergroup (1)
-
Nugget Sandstone (2)
-
Orocopia Schist (1)
-
Triassic
-
Chanares Formation (1)
-
Charlie Lake Formation (8)
-
Hawkesbury Sandstone (1)
-
Lower Triassic
-
Dinwoody Formation (2)
-
Griesbachian (1)
-
Induan (1)
-
Olenekian (1)
-
Permian-Triassic boundary (10)
-
Scythian (1)
-
Smithian (2)
-
Spathian (2)
-
Thaynes Formation (1)
-
-
Middle Triassic
-
Anisian (7)
-
Doig Formation (12)
-
Ladinian (2)
-
-
Moenkopi Formation (3)
-
Mole Granite (1)
-
Montney Formation (11)
-
Narrabeen Group (1)
-
Nicola Group (2)
-
Sherwood Sandstone (1)
-
Shublik Formation (2)
-
Upper Triassic
-
Baldonnel Formation (4)
-
Carnian
-
Ischigualasto Formation (1)
-
-
Chinle Formation (7)
-
Norian (4)
-
Pardonet Formation (2)
-
Rhaetian (3)
-
Stuhini Group (1)
-
Yanchang Formation (1)
-
-
-
upper Mesozoic (2)
-
Vaca Muerta Formation (1)
-
Wingate Sandstone (2)
-
Yanshanian (1)
-
-
MIS 2 (5)
-
MIS 3 (3)
-
MIS 5 (2)
-
MIS 6 (4)
-
MIS 7 (2)
-
Paleozoic
-
Arbuckle Group (3)
-
Bedford Shale (1)
-
Berea Sandstone (3)
-
Bird Spring Formation (2)
-
Cambrian
-
Acadian (2)
-
Brigham Group (1)
-
Kanmantoo Group (1)
-
Lower Cambrian
-
Chilhowee Group (1)
-
Gog Group (1)
-
Poleta Formation (3)
-
-
Middle Cambrian
-
Burgess Shale (2)
-
Flathead Sandstone (2)
-
Metaline Limestone (2)
-
-
Upper Cambrian
-
Copper Ridge Dolomite (2)
-
Furongian
-
Jiangshanian (1)
-
Paibian (2)
-
-
Mount Simon Sandstone (2)
-
Nopah Formation (1)
-
Orr Formation (1)
-
Pilgrim Formation (1)
-
Potsdam Sandstone (2)
-
Steptoean (4)
-
Wilberns Formation (1)
-
-
-
Carboniferous
-
Albert Formation (2)
-
Diamond Peak Formation (1)
-
Jackfork Group (3)
-
Johns Valley Formation (1)
-
Lower Carboniferous
-
Asbian (1)
-
Dinantian (8)
-
-
Middle Carboniferous (2)
-
Mississippian
-
Barnett Shale (3)
-
Borden Group (1)
-
Leadville Formation (2)
-
Lower Mississippian
-
Cuyahoga Formation (1)
-
Fort Payne Formation (3)
-
Joana Limestone (1)
-
Kayak Shale (2)
-
Kinderhookian
-
Banff Formation (4)
-
-
Lodgepole Formation (8)
-
Osagian
-
Burlington Limestone (3)
-
Keokuk Limestone (1)
-
-
Tournaisian
-
upper Tournaisian (1)
-
-
-
Madison Group (9)
-
Middle Mississippian
-
Visean
-
Great Scar Limestone (1)
-
upper Visean (1)
-
-
-
Mission Canyon Limestone (1)
-
Rampart Group (1)
-
Sunbury Shale (1)
-
Upper Mississippian
-
Chesterian
-
Aux Vases Sandstone (1)
-
Cypress Sandstone (1)
-
Golconda Formation (1)
-
-
Greenbrier Limestone (1)
-
Hartselle Sandstone (1)
-
Heath Formation (2)
-
Mauch Chunk Formation (1)
-
Meramecian
-
Sainte Genevieve Limestone (1)
-
Salem Limestone (1)
-
-
Serpukhovian (4)
-
-
Windsor Group (1)
-
-
Namurian (3)
-
Pennsylvanian
-
Conemaugh Group (1)
-
Cumberland Group (1)
-
Francis Creek Shale (1)
-
Hermosa Group (1)
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (2)
-
Caseyville Formation (1)
-
Morrowan (4)
-
-
Mattoon Formation (1)
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan
-
Atoka Formation (1)
-
-
Breathitt Formation (1)
-
Carbondale Formation (2)
-
Desmoinesian (3)
-
Moscovian (5)
-
Paradox Formation (4)
-
-
Minturn Formation (3)
-
Morrow Formation (2)
-
Pottsville Group (2)
-
Red Fork Sandstone (1)
-
Smithwick Shale (1)
-
Upper Pennsylvanian
-
Cisco Group (1)
-
Glenshaw Formation (1)
-
Kasimovian (1)
-
Missourian
-
Lansing Group (1)
-
-
Virgilian
-
Douglas Group (1)
-
Tonganoxie Sandstone (1)
-
-
-
-
Springer Formation (2)
-
Upper Carboniferous
-
Millstone Grit (1)
-
Stephanian (1)
-
Westphalian (5)
-
-
-
Chattanooga Shale (5)
-
Cow Head Group (3)
-
Deadwood Formation (1)
-
Devonian
-
Beaverhill Lake Group (4)
-
Genesee Group (1)
-
Guilmette Formation (1)
-
Keg River Formation (5)
-
Levis Shale (2)
-
Lower Devonian
-
Coeymans Formation (1)
-
Dittonian (1)
-
Emsian (4)
-
Lochkovian (4)
-
Manlius Formation (2)
-
Oriskany Sandstone (4)
-
Pragian (7)
-
Shap Granite (1)
-
-
Middle Devonian
-
Boyle Dolomite (1)
-
Delaware Limestone (1)
-
Dundee Limestone (1)
-
Eifelian (5)
-
Elk Point Group (4)
-
Givetian
-
Horn Plateau Formation (1)
-
upper Givetian (2)
-
-
Hamilton Group (10)
-
Jeffersonville Limestone (2)
-
Ludlowville Formation (4)
-
Marcellus Shale (11)
-
Moscow Formation (4)
-
Nahanni Formation (2)
-
Onondaga Limestone (1)
-
Prairie Evaporite (2)
-
Sulphur Point Formation (2)
-
Tully Limestone (2)
-
Winnipegosis Formation (1)
-
-
Millboro Shale (2)
-
Old Red Sandstone (2)
-
Popovich Formation (2)
-
Ramparts Formation (2)
-
Slave Point Formation (5)
-
Swan Hills Formation (3)
-
Traverse Group (2)
-
Upper Devonian
-
Birdbear Formation (1)
-
Canadaway Group (2)
-
Chemung Formation (1)
-
Famennian
-
lower Famennian (1)
-
upper Famennian (4)
-
Wabamun Group (4)
-
-
Frasnian
-
Leduc Formation (3)
-
-
Hampshire Formation (2)
-
Huron Member (1)
-
Jefferson Group (2)
-
Kanayut Conglomerate (1)
-
Kellwasser event (2)
-
Nisku Formation (1)
-
Ohio Shale (2)
-
Palliser Formation (2)
-
-
Waterways Formation (1)
-
-
Downtonian (1)
-
Dunkard Group (1)
-
Earn Group (1)
-
Ellis Bay Formation (2)
-
Exshaw Formation (9)
-
Helderberg Group (1)
-
Honaker Trail Formation (1)
-
Horton Group (2)
-
Hunton Group (1)
-
Keyser Limestone (2)
-
Knox Group (5)
-
Lisburne Group (4)
-
lower Paleozoic
-
Conococheague Formation (1)
-
Rose Run Sandstone (2)
-
Wilmington Complex (1)
-
-
middle Paleozoic (4)
-
Minnelusa Formation (4)
-
New Albany Shale (3)
-
Oquirrh Formation (1)
-
Ordovician
-
Antelope Valley Limestone (1)
-
Clays Ferry Formation (1)
-
Eureka Quartzite (3)
-
Gualcamayo Formation (1)
-
Lexington Limestone (4)
-
Lower Ordovician
-
Arenigian (3)
-
Beekmantown Group (8)
-
El Paso Group (1)
-
Ellenburger Group (2)
-
Fillmore Formation (1)
-
Floian (2)
-
Ibexian (4)
-
Manitou Formation (1)
-
Saint George Group (1)
-
Tremadocian (11)
-
-
Middle Ordovician
-
Black River Group (2)
-
Blackriverian (1)
-
Bromide Formation (3)
-
Champlainian (1)
-
Chazy Group (1)
-
Chazyan (3)
-
Cloridorme Formation (2)
-
Dapingian (2)
-
Darriwilian (8)
-
Galena Dolomite (1)
-
Llanvirnian (1)
-
Normanskill Formation (1)
-
Platteville Formation (2)
-
Simpson Group (1)
-
Table Head Group (1)
-
Whiterockian (5)
-
-
Tetagouche Group (1)
-
Trenton Group (4)
-
Upper Ordovician
-
Ashgillian (1)
-
Bighorn Dolomite (2)
-
Caradocian (1)
-
Cincinnatian
-
Maysvillian (1)
-
Richmondian (1)
-
-
Edenian (1)
-
Fairview Formation (4)
-
Fernvale Formation (1)
-
Hirnantian (4)
-
Juniata Formation (1)
-
Katian (5)
-
Kope Formation (4)
-
Lorraine Group (1)
-
Mohawkian (3)
-
Queenston Shale (1)
-
Sandbian (1)
-
Trentonian (4)
-
Whitewater Formation (1)
-
-
Utica Shale (2)
-
Viola Limestone (3)
-
-
Permian
-
Cutler Formation (2)
-
Ecca Group (2)
-
Gharif Formation (1)
-
Guadalupian
-
Brushy Canyon Formation (2)
-
Capitanian (4)
-
Cherry Canyon Formation (1)
-
Roadian (3)
-
Wordian (3)
-
-
Kaibab Formation (3)
-
Khuff Formation (2)
-
Longtan Formation (2)
-
Lower Permian
-
Al Khlata Formation (1)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Artinskian (5)
-
Asselian (4)
-
Kungurian (9)
-
Sakmarian (7)
-
-
Leonardian
-
Clear Fork Group (1)
-
-
Wichita Group (1)
-
Wolfcampian (3)
-
-
Lyons Sandstone (2)
-
McCloud Limestone (1)
-
Meade Peak Member (1)
-
Middle Permian (11)
-
Park City Formation (2)
-
Phosphoria Formation (4)
-
Toroweap Formation (1)
-
Unayzah Formation (2)
-
Upper Permian
-
Lopingian
-
Changhsingian (2)
-
Wuchiapingian (1)
-
-
Permian-Triassic boundary (10)
-
Zechstein (1)
-
-
-
Petersburg Granite (1)
-
Pilot Shale (1)
-
Road River Formation (1)
-
Sauk Sequence (2)
-
Shoo Fly Complex (1)
-
Silurian
-
Bainbridge Formation (1)
-
Clinch Sandstone (1)
-
Henryhouse Formation (1)
-
Lockport Formation (1)
-
Lower Silurian
-
Brassfield Formation (3)
-
Llandovery
-
Aeronian (2)
-
Rhuddanian (2)
-
Telychian (1)
-
-
Wenlock
-
Homerian (1)
-
-
-
Middle Silurian
-
Clinton Group (3)
-
McKenzie Formation (1)
-
Roberts Mountains Formation (2)
-
-
Niagaran (3)
-
Upper Silurian
-
Cayugan
-
Tonoloway Limestone (2)
-
-
Ludlow (2)
-
Pridoli (2)
-
Salina Group (1)
-
-
-
Supai Formation (3)
-
Tensleep Sandstone (2)
-
Tippecanoe Sequence (1)
-
upper Paleozoic
-
Bakken Formation (10)
-
Fountain Formation (2)
-
Kaskaskia Sequence (2)
-
-
Weber Sandstone (1)
-
Wissahickon Formation (2)
-
Woodford Shale (2)
-
-
Phanerozoic (26)
-
Precambrian
-
Adirondack Anorthosite (1)
-
Archean
-
Blake River Group (1)
-
Gilman Formation (3)
-
Mesoarchean (5)
-
Neoarchean (25)
-
Paleoarchean (4)
-
Taihua Group (1)
-
Timiskaming Group (3)
-
Warrawoona Group (3)
-
-
Baltimore Gneiss (1)
-
Brockman Iron Formation (1)
-
Catoctin Formation (2)
-
Changcheng System (1)
-
Chuar Group (2)
-
Cuddapah System (1)
-
Fortescue Group (1)
-
Hadean (4)
-
Hamersley Group (2)
-
Johnnie Formation (1)
-
Kingston Peak Formation (2)
-
Kisseynew Complex (1)
-
Luoquan Formation (1)
-
Missi Group (1)
-
Nonesuch Shale (1)
-
Noonday Dolomite (1)
-
Pongola Supergroup (1)
-
Purcell System (6)
-
Spuhler Peak Formation (1)
-
Stillwater Complex (2)
-
Stirling Quartzite (1)
-
Transvaal Supergroup (2)
-
Unkar Group (1)
-
upper Precambrian
-
Proterozoic
-
Athabasca Formation (3)
-
Isan Orogeny (2)
-
Keweenawan
-
Copper Harbor Conglomerate (1)
-
Portage Lake Lava Series (1)
-
-
Mesoproterozoic
-
Aldridge Formation (1)
-
Altyn Limestone (1)
-
Belt Supergroup (28)
-
Calymmian (1)
-
Gawler Range Volcanics (4)
-
Helikian (2)
-
Hiltaba Suite (1)
-
Missoula Group (1)
-
Newland Limestone (2)
-
Ravalli Group (1)
-
Revett Quartzite (1)
-
Roper Group (4)
-
Shuangqiaoshan Group (1)
-
Wallace Formation (2)
-
Wumishan Formation (1)
-
-
Neoproterozoic
-
Cryogenian (4)
-
Ediacaran
-
Wonoka Formation (1)
-
-
Horsethief Creek Group (1)
-
Lynchburg Formation (1)
-
Marinoan (1)
-
Otavi Group (2)
-
Riphean (2)
-
Sturtian (2)
-
Tonian (3)
-
Vendian (12)
-
-
Oronto Group (2)
-
Paleoproterozoic
-
Birimian (1)
-
Marquette Range Supergroup (1)
-
Orosirian (1)
-
Qinling Group (1)
-
Siderian (1)
-
Statherian (1)
-
Svecofennian (1)
-
Urquhart Shale (3)
-
Whitewater Group (1)
-
Willyama Supergroup (2)
-
Wollaston Group (3)
-
-
Pretoria Group (1)
-
Sinian
-
Wumishan Formation (1)
-
-
Umberatana Group (1)
-
Windermere System (4)
-
-
-
Vadito Group (1)
-
Witwatersrand Supergroup (1)
-
Wyman Formation (2)
-
-
Rhenohercynian (1)
-
-
igneous rocks
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites (14)
-
feldspathoid rocks (2)
-
granophyre (5)
-
hypabyssal rocks (2)
-
kimberlite (11)
-
peperite (2)
-
picrite (2)
-
plutonic rocks
-
anorthosite (9)
-
diabase (8)
-
diorites
-
plagiogranite (1)
-
quartz diorites (10)
-
tonalite (13)
-
trondhjemite (2)
-
-
gabbros
-
norite (3)
-
troctolite (1)
-
-
granites
-
alaskite (1)
-
alkali granites (2)
-
aplite (5)
-
A-type granites (7)
-
charnockite (2)
-
granite porphyry (7)
-
I-type granites (10)
-
leucogranite (15)
-
microgranite (2)
-
monzogranite (4)
-
rapakivi (2)
-
S-type granites (8)
-
two-mica granite (4)
-
-
granodiorites (35)
-
ijolite (2)
-
lamproite (3)
-
lamprophyres
-
minette (1)
-
-
monzodiorite (2)
-
monzonites
-
mangerite (2)
-
-
pegmatite (27)
-
quartz monzonite (3)
-
syenites
-
albitite (1)
-
nepheline syenite
-
agpaite (1)
-
-
quartz syenite (2)
-
-
ultramafics
-
chromitite (3)
-
hornblendite (1)
-
peridotites
-
dunite (8)
-
harzburgite (5)
-
lherzolite (2)
-
-
pyroxenite
-
clinopyroxenite (1)
-
garnet pyroxenite (1)
-
orthopyroxenite (1)
-
websterite (1)
-
-
-
-
porphyry
-
vitrophyre (1)
-
-
volcanic rocks
-
adakites (5)
-
andesites
-
andesite porphyry (1)
-
-
basalts
-
alkali basalts (2)
-
flood basalts (10)
-
mid-ocean ridge basalts (8)
-
ocean-island basalts (1)
-
shoshonite (2)
-
tholeiite (4)
-
tholeiitic basalt (6)
-
trap rocks (1)
-
-
basanite (1)
-
dacites (13)
-
glasses
-
obsidian (3)
-
perlite (1)
-
volcanic glass (6)
-
-
komatiite (5)
-
melilitite (2)
-
nephelinite (2)
-
phonolites (1)
-
pyroclastics
-
ash-flow tuff (5)
-
hyaloclastite (1)
-
ignimbrite (19)
-
pumice (3)
-
rhyolite tuff (4)
-
scoria (1)
-
tuff (49)
-
tuffite (1)
-
-
rhyodacites (4)
-
rhyolites
-
quartz porphyry (1)
-
-
trachyandesites (3)
-
trachytes (2)
-
vitrophyre (1)
-
-
-
ophiolite (17)
-
volcanic ash (10)
-
wehrlite (2)
-
-
metamorphic rocks
-
K-bentonite (2)
-
metamorphic rocks
-
amphibolites (14)
-
cataclasites (7)
-
eclogite (12)
-
garnetite (1)
-
gneisses
-
augen gneiss (2)
-
granite gneiss (3)
-
orthogneiss (21)
-
paragneiss (10)
-
-
granulites (6)
-
impactites
-
impact breccia
-
lunar breccia (1)
-
-
-
jadeitite (1)
-
marbles (9)
-
metacarbonate rocks (1)
-
metaigneous rocks
-
metabasalt (4)
-
metabasite (1)
-
metadiorite (1)
-
metagabbro (1)
-
metagranite (5)
-
metapyroxenite (1)
-
serpentinite (8)
-
-
metaplutonic rocks (5)
-
metasedimentary rocks
-
metachert (1)
-
metaconglomerate (2)
-
metagraywacke (2)
-
metapelite (9)
-
metasandstone (6)
-
paragneiss (10)
-
-
metasomatic rocks
-
fenite (1)
-
greisen (4)
-
rodingite (2)
-
serpentinite (8)
-
skarn (25)
-
-
metavolcanic rocks (20)
-
migmatites
-
anatexite (2)
-
-
mylonites
-
blastomylonite (1)
-
pseudotachylite (2)
-
ultramylonite (1)
-
-
phyllites (3)
-
quartzites (17)
-
schists
-
blueschist (5)
-
chlorite schist (1)
-
greenschist (4)
-
greenstone (3)
-
-
slates (5)
-
-
ophiolite (17)
-
turbidite (48)
-
-
meteorites
-
meteorites
-
Asuka Meteorites (1)
-
iron meteorites
-
octahedrite (1)
-
-
micrometeorites (1)
-
Northwest Africa Meteorites (1)
-
stony irons
-
mesosiderite (1)
-
-
stony meteorites
-
achondrites
-
lunar meteorites (2)
-
Martian meteorites
-
SNC Meteorites
-
chassignite (1)
-
nakhlite (1)
-
shergottite (1)
-
-
-
-
chondrites
-
carbonaceous chondrites
-
Tagish Lake Meteorite (1)
-
-
ordinary chondrites
-
H chondrites
-
Tieschitz Meteorite (1)
-
-
L chondrites (1)
-
-
-
-
-
-
minerals
-
alloys
-
awaruite (1)
-
electrum (3)
-
hedleyite (1)
-
phosphides
-
schreibersite (1)
-
-
-
amosite (1)
-
antimonides
-
dyscrasite (1)
-
-
arsenates
-
scorodite (1)
-
-
arsenides
-
arsenopyrite (9)
-
cobaltite (2)
-
gersdorffite (1)
-
lollingite (2)
-
maucherite (1)
-
skutterudite (1)
-
sperrylite (1)
-
-
arsenites (2)
-
borates
-
boracite (1)
-
hulsite (1)
-
kernite (1)
-
kotoite (1)
-
ludwigite (2)
-
-
carbonates
-
ankerite (1)
-
aragonite (5)
-
bastnaesite (1)
-
calcite (31)
-
cancrinite (1)
-
dawsonite (1)
-
dolomite (15)
-
huntite (2)
-
hydromagnesite (2)
-
hydrotalcite (2)
-
magnesian calcite (1)
-
magnesite (2)
-
parisite (2)
-
rhodochrosite (1)
-
siderite (2)
-
sjogrenite (1)
-
sphaerosiderite (1)
-
synchysite (1)
-
trona (1)
-
witherite (1)
-
-
chromates (1)
-
halides
-
bromides (1)
-
chlorides
-
boracite (1)
-
halite (8)
-
pyromorphite (1)
-
-
fluorides
-
bastnaesite (1)
-
clinohumite (1)
-
fluorite (3)
-
parisite (2)
-
synchysite (1)
-
triplite (1)
-
-
iodides (1)
-
-
hydrates (2)
-
K-bentonite (2)
-
manganese minerals (4)
-
minerals (10)
-
native elements
-
diamond
-
microdiamond (2)
-
-
graphite (8)
-
lonsdaleite (1)
-
-
nitrates (2)
-
organic minerals
-
amber (3)
-
-
oxalates
-
whewellite (1)
-
-
oxides
-
aluminum oxides (1)
-
anatase (1)
-
baddeleyite (2)
-
birnessite (5)
-
brannerite (1)
-
brucite (3)
-
buserite (1)
-
cassiterite (2)
-
chrome spinel (4)
-
chromite (5)
-
corundum (4)
-
cuprite (1)
-
ferrihydrite (4)
-
gahnite (1)
-
goethite (12)
-
hematite (17)
-
hercynite (4)
-
hydroxides
-
iron hydroxides (2)
-
oxyhydroxides (1)
-
-
ilmenite (10)
-
iron oxides (26)
-
limonite (3)
-
magnesium oxides (1)
-
magnetite (23)
-
manganese oxides (8)
-
martite (3)
-
niobates
-
aeschynite (1)
-
columbite (1)
-
euxenite (1)
-
pyrochlore (1)
-
-
periclase (1)
-
perovskite (2)
-
priderite (1)
-
rancieite (1)
-
rutile (10)
-
spinel (9)
-
spinel group (4)
-
tantalates
-
euxenite (1)
-
microlite (1)
-
tantalite (1)
-
wodginite (1)
-
-
thorianite (1)
-
titanium oxides (2)
-
titanomagnetite (1)
-
todorokite (2)
-
uraninite (5)
-
vernadite (4)
-
wustite (1)
-
-
phosphates
-
amblygonite (1)
-
apatite (58)
-
autunite (1)
-
barbosalite (1)
-
chlorapatite (2)
-
crandallite (2)
-
florencite (1)
-
fluorapatite (3)
-
francolite (2)
-
goyazite (1)
-
graftonite (1)
-
hinsdalite (1)
-
hureaulite (1)
-
hydroxylapatite (1)
-
lazulite (1)
-
lithiophilite (2)
-
monazite (43)
-
montebrasite (1)
-
pyromorphite (1)
-
rhabdophane (1)
-
rockbridgeite (1)
-
sarcopside (1)
-
strengite (1)
-
torbernite (1)
-
triphylite (1)
-
triplite (1)
-
turquoise (2)
-
vivianite (1)
-
xenotime (14)
-
-
platinum minerals (4)
-
selenides (2)
-
silicates
-
aluminosilicates (2)
-
asbestos (9)
-
borosilicates (4)
-
chain silicates
-
amphibole group
-
clinoamphibole
-
actinolite (2)
-
cummingtonite (1)
-
edenite (1)
-
glaucophane (3)
-
grunerite (1)
-
hornblende (19)
-
magnesioriebeckite (1)
-
nephrite (1)
-
pargasite (2)
-
tremolite (6)
-
tschermakite (1)
-
-
orthoamphibole
-
gedrite (1)
-
-
-
jade (1)
-
prehnite (1)
-
pyroxene group
-
clinopyroxene
-
aegirine (2)
-
diopside (4)
-
jadeite (2)
-
pigeonite (1)
-
spodumene (2)
-
-
orthopyroxene
-
enstatite (1)
-
-
-
wollastonite group
-
wollastonite (1)
-
-
-
framework silicates
-
cancrinite (1)
-
feldspar group
-
alkali feldspar
-
adularia (8)
-
K-feldspar (11)
-
orthoclase (2)
-
sanidine (12)
-
-
plagioclase
-
albite (4)
-
anorthite (3)
-
labradorite (1)
-
-
-
leucite (1)
-
nepheline group
-
kalsilite (1)
-
nepheline (1)
-
-
silica minerals
-
agate (5)
-
chalcedony (7)
-
coesite (2)
-
cristobalite (1)
-
jasper (3)
-
moganite (5)
-
opal
-
opal-A (2)
-
opal-CT (3)
-
-
quartz
-
alpha quartz (1)
-
smoky quartz (1)
-
-
-
sodalite group
-
sodalite (1)
-
-
zeolite group
-
analcime (1)
-
chabazite (1)
-
clinoptilolite (1)
-
edingtonite (1)
-
epistilbite (1)
-
erionite (1)
-
harmotome (1)
-
heulandite (1)
-
laumontite (1)
-
mordenite (1)
-
pollucite (2)
-
stilbite (1)
-
-
-
orthosilicates
-
nesosilicates
-
andalusite (4)
-
braunite (1)
-
clinohumite (1)
-
dumortierite (2)
-
garnet group
-
almandine (3)
-
andradite (1)
-
grossular (2)
-
pyrope (1)
-
spessartine (3)
-
-
kyanite (3)
-
olivine group
-
forsterite (4)
-
olivine (11)
-
-
phenakite group
-
willemite (1)
-
-
sillimanite (3)
-
staurolite (1)
-
titanite group
-
titanite (16)
-
-
zircon group
-
coffinite (1)
-
thorite (4)
-
zircon (359)
-
-
-
sorosilicates
-
axinite group (1)
-
bertrandite (1)
-
chevkinite group
-
chevkinite (1)
-
-
epidote group
-
allanite (3)
-
clinozoisite (2)
-
epidote (7)
-
-
lawsonite (3)
-
pumpellyite group
-
pumpellyite (2)
-
-
-
-
ring silicates
-
beryl (3)
-
cordierite (6)
-
emerald (1)
-
tourmaline group
-
dravite (3)
-
elbaite (1)
-
foitite (1)
-
schorl (4)
-
-
-
sheet silicates
-
cerolite (1)
-
chlorite group
-
chlorite (20)
-
clinochlore (2)
-
cookeite (1)
-
sudoite (2)
-
-
clay minerals
-
allophane (1)
-
dickite (1)
-
imogolite (1)
-
kaolinite (17)
-
nontronite (1)
-
smectite (11)
-
vermiculite (4)
-
-
cymrite (1)
-
hydrobiotite (1)
-
illite (25)
-
margarite (1)
-
mica group
-
biotite (38)
-
glauconite (5)
-
muscovite (37)
-
phengite (3)
-
phlogopite (5)
-
-
palygorskite (1)
-
sericite (5)
-
serpentine group
-
antigorite (2)
-
berthierine (2)
-
chrysotile (2)
-
lizardite (1)
-
serpentine (5)
-
-
talc (1)
-
-
-
sulfates
-
alunite (9)
-
anhydrite (16)
-
barite (14)
-
bassanite (1)
-
celestine (1)
-
epsomite (1)
-
gypsum (8)
-
hexahydrite (1)
-
hinsdalite (1)
-
jarosite (6)
-
kieserite (1)
-
natroalunite (1)
-
schwertmannite (2)
-
svanbergite (1)
-
-
sulfides
-
arsenopyrite (9)
-
bismuthinite (1)
-
bornite (6)
-
chalcocite (3)
-
chalcopyrite (28)
-
cinnabar (3)
-
cobaltite (2)
-
copper sulfides (7)
-
covellite (4)
-
cubanite (1)
-
digenite (2)
-
djurleite (1)
-
galena (7)
-
gersdorffite (1)
-
greigite (1)
-
heazlewoodite (1)
-
iron sulfides (5)
-
joseite (1)
-
kesterite (2)
-
mackinawite (2)
-
marcasite (3)
-
millerite (2)
-
molybdenite (20)
-
nickel sulfides (3)
-
orpiment (1)
-
pentlandite (8)
-
pyrite (55)
-
pyrrhotite (8)
-
realgar (1)
-
roquesite (1)
-
sphalerite (9)
-
stannoidite (1)
-
tetradymite (2)
-
tochilinite (1)
-
troilite (1)
-
valleriite (1)
-
-
sulfosalts
-
sulfantimonites
-
boulangerite (1)
-
miargyrite (1)
-
pyrargyrite (1)
-
tetrahedrite (3)
-
-
sulfarsenites
-
jordanite (1)
-
proustite (1)
-
tennantite (2)
-
-
sulfogermanates
-
canfieldite (1)
-
-
sulfostannates
-
canfieldite (1)
-
stannite (1)
-
-
-
tellurides
-
altaite (1)
-
calaverite (1)
-
hedleyite (1)
-
joseite (1)
-
tellurobismuthite (2)
-
tetradymite (2)
-
-
tungstates
-
ferberite (2)
-
scheelite (7)
-
wolframite (2)
-
-
ultrabasite (1)
-
uranium minerals (2)
-
vanadates
-
carnotite (1)
-
-
wehrlite (2)
-
-
Primary terms
-
absolute age (681)
-
academic institutions (2)
-
Africa
-
Central Africa
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Central African Republic (1)
-
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East Africa
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Afar Depression (1)
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Eritrea (1)
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Ethiopia
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Omo Valley (1)
-
-
Kenya
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Kenya Rift valley (1)
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Nakuru Basin (1)
-
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Malawi (1)
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Mozambique (1)
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Somali Republic (1)
-
Tanzania
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Oldoinyo Lengai (1)
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Olduvai Gorge (1)
-
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Zambia (1)
-
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East African Rift (3)
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Kalahari Desert (1)
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Madagascar
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Antananarivo Madagascar (1)
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Mahajanga Basin (1)
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Mozambique Belt (1)
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North Africa
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Algeria (1)
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Atlas Mountains
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Moroccan Atlas Mountains
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Anti-Atlas (2)
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Egypt
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Eastern Desert (1)
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Nile Delta (1)
-
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Morocco
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Moroccan Atlas Mountains
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Anti-Atlas (2)
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Rif
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Beni Bouchera (2)
-
-
-
-
Nubian Shield (1)
-
Sahara (1)
-
Southern Africa
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Barberton greenstone belt (3)
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Botswana (1)
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Kaapvaal Craton (10)
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Karoo Basin (6)
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Namibia (6)
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South Africa
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Bushveld Complex (5)
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Eastern Cape Province South Africa (2)
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Free State South Africa (1)
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Gauteng South Africa
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Johannesburg South Africa (1)
-
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Merensky Reef (3)
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Northern Cape Province South Africa (2)
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Transvaal region (1)
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Western Cape Province South Africa (1)
-
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Swaziland (2)
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Zimbabwe
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Great Dyke (1)
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West Africa
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Chad (1)
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Ghana (1)
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Ivory Coast (1)
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Niger (1)
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Nigeria
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Niger Delta (1)
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Senegal (1)
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Sierra Leone (1)
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Zimbabwe Craton (1)
-
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Antarctica
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Antarctic ice sheet (1)
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East Antarctica (3)
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Mac Robertson Land
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Prince Charles Mountains (1)
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Queen Maud Land
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Sor-Rondane Mountains (1)
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Transantarctic Mountains (1)
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Victoria Land
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McMurdo dry valleys (1)
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Arctic Ocean
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Amerasia Basin (3)
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Barents Sea
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Arctic region
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Greenland
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East Greenland (5)
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Greenland ice sheet (1)
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Russian Arctic
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Franz Josef Land (1)
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New Siberian Islands (4)
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Wrangel Island (1)
-
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Svalbard
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Spitsbergen
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Spitsbergen Island
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Ny Friesland (1)
-
-
-
-
-
asbestos deposits (3)
-
Asia
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Altai Mountains
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Gorny Altai (1)
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Amur region (1)
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Amur Russian Federation
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Arabian Peninsula
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Oman
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Qatar (1)
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Baikal region (3)
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Central Asia
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Chukotka Russian Federation
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Chukchi Peninsula (3)
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Far East
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Borneo (1)
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Burma (3)
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China
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Altyn Tagh Fault (1)
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Chongqing China (1)
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North China Platform (2)
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Junggar Basin (5)
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Xizang China
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Lhasa Block (2)
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Yunnan China
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Zhejiang China (3)
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Indonesia
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Java (2)
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Moluccas (1)
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Sumatra
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Toba Lake (1)
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Sunda Arc (1)
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Japan
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Hokkaido
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Honshu
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Hyogo Japan (1)
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Iwate Japan
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Kyushu (2)
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Sambagawa Belt (1)
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Korea
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Laos (1)
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Mindanao (1)
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Taiwan
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India
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Bihar India (2)
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Ghats
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Eastern Ghats (1)
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Gujarat India
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Himachal Pradesh India
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Spiti (1)
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Jharkhand India
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Karanpura coal field (1)
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Karnataka India
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Kolar Gold Fields India (1)
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Kerala India (1)
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Narmada Valley (1)
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Rajasthan India (1)
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Singhbhum shear zone (1)
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Southern Granulite Terrain (1)
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Tamil Nadu India
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Chennai India (1)
-
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Indian Shield (1)
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Jammu and Kashmir
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Ladakh (1)
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Kosi Basin (1)
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Pakistan (4)
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Indus River (1)
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Irkutsk Russian Federation
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Kamchatka Russian Federation
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Kamchatka Peninsula
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Uzon (1)
-
-
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Karakoram (4)
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Khakasiya Russian Federation (1)
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Kopet-Dag Range (1)
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Krasnoyarsk Russian Federation
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Taymyr Dolgan-Nenets Russian Federation
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Norilsk region (2)
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Kyrgyzstan (1)
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Middle East
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Iraq (3)
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Jordan (1)
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Turkey
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East Anatolian Fault (1)
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Pontic Mountains (1)
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Zagros (5)
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Murgab Basin (1)
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Novosibirsk Russian Federation (1)
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Ob River (1)
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Okhotsk-Chukchi volcanic belt (1)
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Primorye Russian Federation (1)
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Tibetan Plateau (15)
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Tertiary
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Ogallala Formation (5)
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Purisima Formation (2)
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Paleogene
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Eocene
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Absaroka Supergroup (5)
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Mirador Formation (1)
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Ludlow Member (2)
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Paleocene-Eocene Thermal Maximum (16)
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Renova Formation (5)
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Pysht Formation (1)
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Reptilia
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Globigerina (1)
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Globotruncanidae
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Globotruncana (1)
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Hantkenina (1)
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Hedbergella (1)
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Neogloboquadrina
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Neogloboquadrina pachyderma (1)
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Orbitoidacea
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Cibicides (1)
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Rotaliacea
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Ammonia (2)
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Elphidium (3)
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Textulariina
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Lituolacea
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Lituolidae
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Haplophragmoides (1)
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Trochammina (3)
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Radiolaria
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Osculosida
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Nassellina (1)
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Silicoflagellata (1)
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Thecamoeba (1)
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Vermes
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Annelida (3)
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Nematoida (1)
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Polychaeta (2)
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Priapulida (1)
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scolecodonts (1)
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isostasy (10)
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isotopes
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radioactive isotopes
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Al-26 (12)
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Ar-38 (1)
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Ar-40/Ar-39 (5)
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Be-10 (50)
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Be-10/Be-9 (3)
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C-14 (119)
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Cl-36 (6)
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Cs-137 (6)
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I-129 (1)
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K-40 (1)
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Pa-231 (1)
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Pb-206/Pb-204 (28)
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Pb-207/Pb-204 (21)
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Pb-208/Pb-204 (15)
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Pb-210 (4)
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Ra-226 (1)
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Rb-87/Sr-86 (5)
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Re-187/Os-188 (2)
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Rn-222 (1)
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Sm-147/Nd-144 (6)
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Tc-99 (2)
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Th-230 (1)
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Th-232 (1)
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tritium (10)
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U-234 (1)
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U-235 (1)
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U-238 (1)
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U-238/Pb-206 (1)
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U-238/Th-232 (1)
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U-238/U-234 (2)
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U-238/U-235 (2)
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stable isotopes
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Ar-36 (3)
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Ar-40 (4)
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Ar-40/Ar-39 (5)
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B-11/B-10 (2)
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Be-10/Be-9 (3)
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C-13 (2)
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C-13/C-12 (180)
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Ca-44/Ca-40 (2)
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D/H (55)
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deuterium (12)
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Fe-56/Fe-54 (1)
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He-3 (4)
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He-4 (2)
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He-4/He-3 (5)
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Hf-177/Hf-176 (33)
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Kr-84 (3)
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Li-6 (2)
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Li-7 (2)
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Li-7/Li-6 (1)
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N-15/N-14 (13)
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Nd-144/Nd-143 (49)
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Ne-20 (2)
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Ne-21 (2)
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O-18 (2)
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O-18/O-16 (193)
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Os-188/Os-187 (4)
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Pb-206/Pb-204 (28)
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Pb-207/Pb-204 (21)
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Pb-207/Pb-206 (10)
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Pb-208/Pb-204 (15)
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Pb-208/Pb-206 (1)
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Rb-87/Sr-86 (5)
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Re-187/Os-188 (2)
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S-33 (1)
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S-33/S-32 (5)
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S-34/S-32 (74)
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Si-29 (1)
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Sm-147/Nd-144 (6)
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Sr-87/Sr-86 (95)
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U-238/Pb-206 (1)
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Xe-129 (1)
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land subsidence (1)
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land use (20)
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lava (30)
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lexicons (1)
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limestone deposits (2)
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lineation (15)
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magmas (157)
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Malay Archipelago
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Borneo (1)
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New Guinea (1)
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mantle (70)
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maps (86)
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marine geology (5)
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Mediterranean region
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Balearic Islands
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Majorca (1)
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Mediterranean Sea
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East Mediterranean
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Aegean Sea (1)
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Ionian Sea
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Gulf of Corinth (1)
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West Mediterranean
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Tyrrhenian Sea (1)
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Mesozoic
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Cretaceous
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Bahariya Formation (1)
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Blairmore Group (2)
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Colorado Group (5)
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Comanchean
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Buda Limestone (1)
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Comanche Peak Limestone (1)
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Edwards Formation (2)
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Fredericksburg Group (1)
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Georgetown Formation (1)
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Glen Rose Formation (3)
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Pearsall Formation (1)
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Travis Peak Formation (3)
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Trinity Group (2)
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Dakota Formation (5)
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Graneros Shale (1)
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Kuskokwim Group (2)
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Lower Cretaceous
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Agrio Formation (1)
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Albian
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lower Albian (3)
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upper Albian (7)
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Aptian
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Shuaiba Formation (2)
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Barremian (3)
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Bear River Formation (2)
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Berriasian (2)
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Blackleaf Formation (1)
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Bluesky Formation (5)
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Burro Canyon Formation (3)
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Cadomin Formation (4)
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Cedar Mountain Formation (1)
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Christopher Formation (2)
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Clearwater Formation (2)
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Cloverly Formation (1)
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Comanche Peak Limestone (1)
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Edwards Formation (2)
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Fredericksburg Group (1)
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Georgetown Formation (1)
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Gething Formation (6)
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Glen Rose Formation (3)
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Hauterivian (2)
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Hosston Formation (1)
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Inyan Kara Group (1)
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Isachsen Formation (1)
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Kootenay Formation (1)
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Mannville Group (8)
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McMurray Formation (11)
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Moosebar Formation (2)
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Mowry Shale (7)
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Muddy Sandstone (3)
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Newcastle Sandstone (2)
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Pearsall Formation (1)
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Pebble Shale (1)
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Skull Creek Shale (2)
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Sligo Formation (1)
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Spirit River Formation (6)
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Torok Formation (2)
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Travis Peak Formation (3)
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Trinity Group (2)
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Valanginian (2)
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Wealden (1)
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Mancos Shale (5)
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Middle Cretaceous
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Winton Formation (2)
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Nanushuk Group (2)
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Natih Formation (4)
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Potomac Group (4)
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Queen Charlotte Group (1)
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Upper Cretaceous
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Almond Formation (1)
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Bagh Beds (1)
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Bearpaw Formation (4)
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Belle Fourche Shale (1)
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Belly River Formation (1)
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Blackhawk Formation (4)
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Bridge Creek Limestone Member (3)
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Buda Limestone (1)
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Campanian
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Dinosaur Park Formation (5)
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upper Campanian (6)
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Cardium Formation (10)
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Castlegate Sandstone (2)
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Cenomanian
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Dunvegan Formation (4)
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lower Cenomanian (1)
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upper Cenomanian (1)
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Cody Shale (2)
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Coker Formation (1)
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Colville Group (1)
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Coniacian (6)
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Elkhorn Mountains Volcanics (2)
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Eutaw Formation (2)
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Ferron Sandstone Member (5)
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Fort Hays Limestone Member (1)
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Fox Hills Formation (2)
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Frontier Formation (9)
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Fruitland Formation (1)
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Greenhorn Limestone (4)
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Gulfian
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Aguja Formation (3)
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Austin Chalk (2)
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Austin Group (1)
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Eagle Ford Formation (9)
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Woodbine Formation (3)
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Harebell Formation (1)
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Hell Creek Formation (14)
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Hornbrook Formation (3)
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Horseshoe Canyon Formation (9)
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Javelina Formation (1)
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Judith River Formation (3)
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Kaiparowits Formation (1)
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Kanguk Formation (2)
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K-T boundary (21)
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La Luna Formation (2)
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Lance Formation (3)
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Laramie Formation (2)
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Lewis Shale (4)
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Maestrichtian
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lower Maestrichtian (3)
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upper Maestrichtian (8)
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Marshalltown Formation (1)
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Mesaverde Group (12)
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Middendorf Formation (1)
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Milk River Formation (3)
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Montana Group (2)
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Moreno Formation (1)
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Niobrara Formation (1)
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Ojo Alamo Sandstone (3)
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Oldman Formation (3)
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Pierre Shale (11)
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Point Lookout Sandstone (1)
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Prince Creek Formation (3)
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Raritan Formation (1)
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Ripley Formation (2)
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Rosario Formation (1)
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Saint Mary River Formation (2)
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Santonian (6)
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Selma Group (1)
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Senonian (31)
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Shannon Sandstone Member (1)
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Star Point Sandstone (1)
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Straight Cliffs Formation (1)
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Tuolumne Intrusive Suite (8)
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Turonian
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lower Turonian (1)
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upper Turonian (1)
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Tuscaloosa Formation (8)
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Two Medicine Formation (6)
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Wahweap Formation (1)
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Wall Creek Member (1)
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Williams Fork Formation (2)
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Valdez Group (2)
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Viking Formation (11)
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Whitemud Formation (1)
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Yezo Group (1)
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Franciscan Complex (23)
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Glen Canyon Group (1)
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Great Valley Sequence (12)
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Jurassic
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Arapien Shale (1)
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Aztec Sandstone (2)
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Carmel Formation (2)
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Coast Range Ophiolite (3)
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Fernie Formation (5)
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Ladner Group (1)
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Lower Jurassic
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Hettangian (1)
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Laberge Group (1)
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Nordegg Member (2)
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Pliensbachian (1)
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Sinemurian (1)
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Toarcian (3)
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Middle Jurassic
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Aalenian (1)
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Bajocian (4)
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Bathonian (5)
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Callovian (4)
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Page Sandstone (2)
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Xishanyao Formation (1)
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Norphlet Formation (9)
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Oxford Clay (1)
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Smartville Complex (1)
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Upper Jurassic
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Bossier Formation (1)
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Bowser Lake Group (1)
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Brushy Basin Member (1)
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Cotton Valley Group (2)
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Entrada Sandstone (3)
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Galice Formation (1)
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Haynesville Formation (2)
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Josephine Ophiolite (1)
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Kimmeridgian (2)
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Morrison Formation (7)
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Naknek Formation (1)
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Oxfordian (8)
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Portlandian (1)
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Salt Wash Sandstone Member (3)
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Schuler Formation (1)
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Smackover Formation (12)
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Stump Formation (1)
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Sundance Formation (4)
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Swift Formation (3)
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Tithonian (1)
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-
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Kayenta Formation (2)
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lower Mesozoic (7)
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McHugh Complex (4)
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Mist Mountain Formation (1)
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Murihiku Supergroup (2)
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Navajo Sandstone (10)
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Newark Supergroup (1)
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Nugget Sandstone (2)
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Orocopia Schist (1)
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Triassic
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Chanares Formation (1)
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Charlie Lake Formation (8)
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Hawkesbury Sandstone (1)
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Lower Triassic
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Dinwoody Formation (2)
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Griesbachian (1)
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Induan (1)
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Olenekian (1)
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Permian-Triassic boundary (10)
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Scythian (1)
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Smithian (2)
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Spathian (2)
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Thaynes Formation (1)
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Middle Triassic
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Anisian (7)
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Doig Formation (12)
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Ladinian (2)
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Moenkopi Formation (3)
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Mole Granite (1)
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Montney Formation (11)
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Narrabeen Group (1)
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Nicola Group (2)
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Sherwood Sandstone (1)
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Shublik Formation (2)
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Upper Triassic
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Baldonnel Formation (4)
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Carnian
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Ischigualasto Formation (1)
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Chinle Formation (7)
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Norian (4)
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Pardonet Formation (2)
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Rhaetian (3)
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Stuhini Group (1)
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Yanchang Formation (1)
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-
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upper Mesozoic (2)
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Vaca Muerta Formation (1)
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Wingate Sandstone (2)
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Yanshanian (1)
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metal ores
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antimony ores (2)
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arsenic ores (4)
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base metals (23)
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beryllium ores (1)
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bismuth ores (3)
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cadmium ores (2)
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chromite ores (6)
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cobalt ores (7)
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copper ores (194)
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gold ores (226)
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IOCG deposits (13)
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iron ores (23)
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lead ores (62)
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lead-zinc deposits (30)
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lithium ores (3)
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manganese ores (3)
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mercury ores (1)
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molybdenum ores (56)
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nickel ores (24)
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niobium ores (2)
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palladium ores (5)
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platinum ores (18)
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polymetallic ores (27)
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pyrite ores (2)
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rare earth deposits
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cerium ores (1)
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silver ores (74)
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strontium ores (1)
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tantalum ores (5)
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tellurium ores (1)
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thorium ores (1)
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tin ores (18)
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tungsten ores (15)
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uranium ores (32)
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zinc ores (76)
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zirconium ores (1)
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-
metals
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actinides
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protactinium
-
Pa-231 (1)
-
-
thorium
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Th-230 (1)
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Th-232 (1)
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U-238/Th-232 (1)
-
-
uranium
-
U-234 (1)
-
U-235 (1)
-
U-238 (1)
-
U-238/Pb-206 (1)
-
U-238/Th-232 (1)
-
U-238/U-234 (2)
-
U-238/U-235 (2)
-
-
-
alkali metals
-
cesium
-
Cs-137 (6)
-
-
lithium
-
Li-6 (2)
-
Li-7 (2)
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Li-7/Li-6 (1)
-
-
potassium
-
K-40 (1)
-
-
rubidium
-
Rb-87/Sr-86 (5)
-
-
sodium (4)
-
-
alkaline earth metals
-
barium (5)
-
beryllium
-
Be-10 (50)
-
Be-10/Be-9 (3)
-
-
calcium
-
Ca-44/Ca-40 (2)
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Mg/Ca (4)
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Sr/Ca (1)
-
-
magnesium
-
Mg/Ca (4)
-
-
radium
-
Ra-226 (1)
-
-
strontium
-
Rb-87/Sr-86 (5)
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Sr/Ca (1)
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Sr-87/Sr-86 (95)
-
-
-
aluminum
-
Al-26 (12)
-
-
antimony (2)
-
arsenic (14)
-
bismuth (4)
-
cadmium (2)
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chromium (6)
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cobalt (5)
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copper (20)
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gallium (1)
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germanium (1)
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gold (25)
-
hafnium
-
Hf-177/Hf-176 (33)
-
-
indium (4)
-
iron
-
Fe-56/Fe-54 (1)
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ferric iron (3)
-
ferrous iron (3)
-
-
lead
-
Pb-206/Pb-204 (28)
-
Pb-207/Pb-204 (21)
-
Pb-207/Pb-206 (10)
-
Pb-208/Pb-204 (15)
-
Pb-208/Pb-206 (1)
-
Pb-210 (4)
-
U-238/Pb-206 (1)
-
-
manganese (11)
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mercury (4)
-
molybdenum (7)
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nickel (6)
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niobium (2)
-
platinum group
-
iridium (1)
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osmium
-
Os-188/Os-187 (4)
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Re-187/Os-188 (2)
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-
palladium (3)
-
palladium ores (5)
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platinum (1)
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platinum ores (18)
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rhodium (2)
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ruthenium (2)
-
-
precious metals (16)
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rare earths
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cerium (5)
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dysprosium (1)
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europium (4)
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lanthanum (3)
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lutetium (4)
-
neodymium
-
Nd-144/Nd-143 (49)
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Sm-147/Nd-144 (6)
-
-
samarium
-
Sm-147/Nd-144 (6)
-
-
terbium (1)
-
ytterbium (4)
-
yttrium (13)
-
-
rhenium
-
Re-187/Os-188 (2)
-
-
silver (9)
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tantalum (2)
-
technetium
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Tc-99 (2)
-
-
thallium (2)
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tin (2)
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titanium (4)
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tungsten (1)
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vanadium (4)
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zinc (8)
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zirconium (3)
-
-
metamorphic rocks
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amphibolites (14)
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cataclasites (7)
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eclogite (12)
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garnetite (1)
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gneisses
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augen gneiss (2)
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granite gneiss (3)
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orthogneiss (21)
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paragneiss (10)
-
-
granulites (6)
-
impactites
-
impact breccia
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lunar breccia (1)
-
-
-
jadeitite (1)
-
marbles (9)
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metacarbonate rocks (1)
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metaigneous rocks
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metabasalt (4)
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metabasite (1)
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metadiorite (1)
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metagabbro (1)
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metagranite (5)
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metapyroxenite (1)
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serpentinite (8)
-
-
metaplutonic rocks (5)
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metasedimentary rocks
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metachert (1)
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metaconglomerate (2)
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metagraywacke (2)
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metapelite (9)
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metasandstone (6)
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paragneiss (10)
-
-
metasomatic rocks
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fenite (1)
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greisen (4)
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rodingite (2)
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serpentinite (8)
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skarn (25)
-
-
metavolcanic rocks (20)
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migmatites
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anatexite (2)
-
-
mylonites
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blastomylonite (1)
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pseudotachylite (2)
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ultramylonite (1)
-
-
phyllites (3)
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quartzites (17)
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schists
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blueschist (5)
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chlorite schist (1)
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greenschist (4)
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greenstone (3)
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slates (5)
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metamorphism (183)
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metasomatism (171)
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meteorites
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Asuka Meteorites (1)
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iron meteorites
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octahedrite (1)
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micrometeorites (1)
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Northwest Africa Meteorites (1)
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stony irons
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mesosiderite (1)
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stony meteorites
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achondrites
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lunar meteorites (2)
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Martian meteorites
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SNC Meteorites
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chassignite (1)
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nakhlite (1)
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shergottite (1)
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-
-
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chondrites
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carbonaceous chondrites
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Tagish Lake Meteorite (1)
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-
ordinary chondrites
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H chondrites
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Tieschitz Meteorite (1)
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L chondrites (1)
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-
-
-
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meteorology (3)
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Mexico
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Baja California (3)
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Baja California Mexico (5)
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Baja California Sur Mexico (1)
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Chiapas Mexico (2)
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Chihuahua Mexico (2)
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Coahuila Mexico (4)
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Durango Mexico (1)
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Guerrero Terrane (2)
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Jalisco Block (1)
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Jalisco Mexico (1)
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La Popa Basin (1)
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Oaxaca Mexico (2)
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Popocatepetl (2)
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Puebla Mexico (1)
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San Luis Potosi Mexico (1)
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Sierra Madre Occidental (5)
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Sierra Madre Oriental (1)
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Sonora Mexico
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La Caridad Mine (1)
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Tamaulipas Mexico (1)
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Trans-Mexican volcanic belt (1)
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Veracruz Mexico (1)
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Zacatecas Mexico (1)
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micropaleontology (3)
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mineral deposits, genesis (322)
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mining geology (8)
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Mohorovicic discontinuity (8)
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Moon (4)
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museums (8)
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nitrogen
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N-15/N-14 (13)
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noble gases
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argon
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Ar-36 (3)
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Ar-38 (1)
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Ar-40 (4)
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Ar-40/Ar-39 (5)
-
-
helium
-
He-3 (4)
-
He-4 (2)
-
He-4/He-3 (5)
-
-
krypton
-
Kr-84 (3)
-
-
neon
-
Ne-20 (2)
-
Ne-21 (2)
-
-
radon
-
Rn-222 (1)
-
-
xenon
-
Xe-129 (1)
-
-
-
nodules (2)
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nonmetal deposits (2)
-
North America
-
Appalachian Basin (33)
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Appalachians
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Allegheny Mountains (1)
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Appalachian Plateau (3)
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Blue Ridge Mountains (7)
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Blue Ridge Province (10)
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Carolina slate belt (3)
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Catskill Mountains (1)
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Central Appalachians (8)
-
Great Appalachian Valley (1)
-
Northern Appalachians (7)
-
Piedmont
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Inner Piedmont (1)
-
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Southern Appalachians (15)
-
Valley and Ridge Province (8)
-
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Basin and Range Province
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Great Basin (43)
-
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Belt Basin (7)
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Canadian Shield
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Churchill Province
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Hearne Province (5)
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Rae Province (5)
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Snowbird tectonic zone (1)
-
-
Flin Flon Belt (5)
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Grenville Province
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Central Gneiss Belt (1)
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Central Metasedimentary Belt (4)
-
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Makkovik Province (1)
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Slave Province (6)
-
Superior Province
-
Abitibi Belt (19)
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English River Belt (2)
-
Kapuskasing Zone (1)
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Pontiac Subprovince (2)
-
Swayze greenstone belt (2)
-
Uchi Subprovince (2)
-
Wabigoon Belt (3)
-
Wawa Belt (2)
-
-
Taltson magmatic zone (2)
-
-
Champlain Valley (1)
-
Chihuahuan Desert (1)
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Coast plutonic complex (12)
-
Denali Fault (18)
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Disturbed Belt (3)
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Eastern Overthrust Belt (1)
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Glacier National Park (4)
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Great Lakes
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Lake Erie (1)
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-
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Great Lakes region (4)
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Great Plains
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Northern Great Plains (6)
-
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Grenville Front (2)
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Gulf Coastal Plain (55)
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Humber Zone (4)
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Intermontane Belt (8)
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Juan de Fuca Strait (2)
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Keweenawan Rift (4)
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Kootenay Arc (3)
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Lake Superior region (3)
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Leech River Fault (1)
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Methow Basin (2)
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Mexicali Valley (1)
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Michigan Basin (8)
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Niagara Escarpment (2)
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North American Cordillera
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Canadian Cordillera (74)
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North American Craton (3)
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Ogilvie Mountains (2)
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Okanagan Valley (6)
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Omineca Belt (7)
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Pedregosa Basin (1)
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Peninsular Ranges Batholith (3)
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Purcell Mountains (3)
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Rio Grande Depression (1)
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Rio Grande Rift (8)
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Rocky Mountains
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Canadian Rocky Mountains (17)
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U. S. Rocky Mountains
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Absaroka Range
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Beartooth Mountains (8)
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Bighorn Mountains (6)
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Uinta Mountains (4)
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Wasatch Range (12)
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Wet Mountains (1)
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Wind River Range (2)
-
-
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Rocky Mountains foreland (5)
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Saint Elias Mountains (8)
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Saint Lawrence Lowlands (5)
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Saint Lawrence Valley (1)
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Shuswap Complex (5)
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Skagit Valley (1)
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Slide Mountain Terrane (4)
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Sonoran Desert (1)
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Sweetgrass Arch (3)
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Tanana River (1)
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Tintina Fault (4)
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Transcontinental Arch (2)
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Western Canada Sedimentary Basin (29)
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Western Interior
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Western Interior Seaway (16)
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Western Overthrust Belt (4)
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Williston Basin (29)
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Yakutat Terrane (11)
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Yukon River (2)
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Yukon-Tanana Terrane (20)
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Yukon-Tanana Upland (2)
-
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Northern Hemisphere (1)
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nuclear facilities (3)
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ocean basins (4)
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ocean circulation (1)
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Ocean Drilling Program
-
Leg 110 (1)
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Leg 131 (1)
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Leg 150
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ODP Site 902 (1)
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ODP Site 903 (1)
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ODP Site 904 (1)
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ODP Site 905 (1)
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ODP Site 906 (1)
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-
Leg 154
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ODP Site 925 (1)
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ODP Site 926 (1)
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-
Leg 167
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ODP Site 1015 (1)
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-
Leg 169
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ODP Site 1037 (1)
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ODP Site 1038 (1)
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-
Leg 170
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ODP Site 1039 (1)
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ODP Site 1040 (1)
-
-
Leg 174AX
-
Ancora Site (1)
-
Bass River Site (2)
-
-
Leg 194
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ODP Site 1193 (1)
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-
-
ocean floors (22)
-
ocean waves (1)
-
Oceania
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Melanesia
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Bougainville (1)
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Fiji
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New Caledonia
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Ouegoa New Caledonia (1)
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Vanuatu (2)
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Micronesia
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Caroline Islands
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Palau (1)
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-
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Polynesia
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Hawaii
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Hawaii County Hawaii
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Hualalai (1)
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Kilauea (2)
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-
-
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Mauna Loa (1)
-
-
-
-
oceanography (2)
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oil and gas fields (127)
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orogeny (152)
-
oxygen
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dissolved oxygen (3)
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O-18 (2)
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O-18/O-16 (193)
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Pacific Coast (18)
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Pacific Ocean
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East Pacific
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Northeast Pacific
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Astoria Canyon (1)
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Mendocino fracture zone (13)
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Monterey Canyon (5)
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Norton Sound (1)
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San Diego Trough (1)
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Santa Monica Basin (2)
-
-
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Equatorial Pacific (1)
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North Pacific
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Aleutian Trench (2)
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Bering Sea
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Bristol Bay (2)
-
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-
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Northeast Pacific
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Astoria Canyon (1)
-
Bristol Bay (2)
-
Cascadia Basin (2)
-
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-
Gorda Rise (1)
-
Gulf of Alaska (3)
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Mendocino fracture zone (13)
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Monterey Canyon (5)
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Norton Sound (1)
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Santa Monica Basin (2)
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Northwest Pacific
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Japan Sea (1)
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Nankai Trough (1)
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South China Sea
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Qiongdongnan Basin (1)
-
-
Yellow Sea
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Bohai Sea
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Bohai Bay (2)
-
-
-
-
-
Pacific Basin (2)
-
South Pacific
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Southwest Pacific
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Bismarck Sea
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Manus Basin (1)
-
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Coral Sea
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Great Barrier Reef (1)
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Gulf of Carpentaria (1)
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Hikurangi Trough (1)
-
-
-
West Pacific
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Banda Arc (1)
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Northwest Pacific
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Japan Sea (1)
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Nankai Trough (1)
-
South China Sea
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Qiongdongnan Basin (1)
-
-
Yellow Sea
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Bohai Sea
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Bohai Bay (2)
-
-
-
-
Southwest Pacific
-
Bismarck Sea
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Manus Basin (1)
-
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Coral Sea
-
Great Barrier Reef (1)
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Marion Plateau (1)
-
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Gulf of Carpentaria (1)
-
Hikurangi Trough (1)
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-
-
-
Pacific region
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Circum-Pacific region (1)
-
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paleobotany (3)
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paleoclimatology (180)
-
paleoecology (247)
-
paleogeography (331)
-
paleomagnetism (92)
-
paleontology (71)
-
Paleozoic
-
Arbuckle Group (3)
-
Bedford Shale (1)
-
Berea Sandstone (3)
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Bird Spring Formation (2)
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Cambrian
-
Acadian (2)
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Brigham Group (1)
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Kanmantoo Group (1)
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Lower Cambrian
-
Chilhowee Group (1)
-
Gog Group (1)
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Poleta Formation (3)
-
-
Middle Cambrian
-
Burgess Shale (2)
-
Flathead Sandstone (2)
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Metaline Limestone (2)
-
-
Upper Cambrian
-
Copper Ridge Dolomite (2)
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Furongian
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Jiangshanian (1)
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Paibian (2)
-
-
Mount Simon Sandstone (2)
-
Nopah Formation (1)
-
Orr Formation (1)
-
Pilgrim Formation (1)
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Potsdam Sandstone (2)
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Steptoean (4)
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Wilberns Formation (1)
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-
-
Carboniferous
-
Albert Formation (2)
-
Diamond Peak Formation (1)
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Jackfork Group (3)
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Johns Valley Formation (1)
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Lower Carboniferous
-
Asbian (1)
-
Dinantian (8)
-
-
Middle Carboniferous (2)
-
Mississippian
-
Barnett Shale (3)
-
Borden Group (1)
-
Leadville Formation (2)
-
Lower Mississippian
-
Cuyahoga Formation (1)
-
Fort Payne Formation (3)
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Joana Limestone (1)
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Kayak Shale (2)
-
Kinderhookian
-
Banff Formation (4)
-
-
Lodgepole Formation (8)
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Osagian
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Burlington Limestone (3)
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Keokuk Limestone (1)
-
-
Tournaisian
-
upper Tournaisian (1)
-
-
-
Madison Group (9)
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Middle Mississippian
-
Visean
-
Great Scar Limestone (1)
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upper Visean (1)
-
-
-
Mission Canyon Limestone (1)
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Rampart Group (1)
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Sunbury Shale (1)
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Upper Mississippian
-
Chesterian
-
Aux Vases Sandstone (1)
-
Cypress Sandstone (1)
-
Golconda Formation (1)
-
-
Greenbrier Limestone (1)
-
Hartselle Sandstone (1)
-
Heath Formation (2)
-
Mauch Chunk Formation (1)
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Meramecian
-
Sainte Genevieve Limestone (1)
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Salem Limestone (1)
-
-
Serpukhovian (4)
-
-
Windsor Group (1)
-
-
Namurian (3)
-
Pennsylvanian
-
Conemaugh Group (1)
-
Cumberland Group (1)
-
Francis Creek Shale (1)
-
Hermosa Group (1)
-
Joggins Formation (1)
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Lower Pennsylvanian
-
Bashkirian (2)
-
Caseyville Formation (1)
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Morrowan (4)
-
-
Mattoon Formation (1)
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Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan
-
Atoka Formation (1)
-
-
Breathitt Formation (1)
-
Carbondale Formation (2)
-
Desmoinesian (3)
-
Moscovian (5)
-
Paradox Formation (4)
-
-
Minturn Formation (3)
-
Morrow Formation (2)
-
Pottsville Group (2)
-
Red Fork Sandstone (1)
-
Smithwick Shale (1)
-
Upper Pennsylvanian
-
Cisco Group (1)
-
Glenshaw Formation (1)
-
Kasimovian (1)
-
Missourian
-
Lansing Group (1)
-
-
Virgilian
-
Douglas Group (1)
-
Tonganoxie Sandstone (1)
-
-
-
-
Springer Formation (2)
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Upper Carboniferous
-
Millstone Grit (1)
-
Stephanian (1)
-
Westphalian (5)
-
-
-
Chattanooga Shale (5)
-
Cow Head Group (3)
-
Deadwood Formation (1)
-
Devonian
-
Beaverhill Lake Group (4)
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Genesee Group (1)
-
Guilmette Formation (1)
-
Keg River Formation (5)
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Levis Shale (2)
-
Lower Devonian
-
Coeymans Formation (1)
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Dittonian (1)
-
Emsian (4)
-
Lochkovian (4)
-
Manlius Formation (2)
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Oriskany Sandstone (4)
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Pragian (7)
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Shap Granite (1)
-
-
Middle Devonian
-
Boyle Dolomite (1)
-
Delaware Limestone (1)
-
Dundee Limestone (1)
-
Eifelian (5)
-
Elk Point Group (4)
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Givetian
-
Horn Plateau Formation (1)
-
upper Givetian (2)
-
-
Hamilton Group (10)
-
Jeffersonville Limestone (2)
-
Ludlowville Formation (4)
-
Marcellus Shale (11)
-
Moscow Formation (4)
-
Nahanni Formation (2)
-
Onondaga Limestone (1)
-
Prairie Evaporite (2)
-
Sulphur Point Formation (2)
-
Tully Limestone (2)
-
Winnipegosis Formation (1)
-
-
Millboro Shale (2)
-
Old Red Sandstone (2)
-
Popovich Formation (2)
-
Ramparts Formation (2)
-
Slave Point Formation (5)
-
Swan Hills Formation (3)
-
Traverse Group (2)
-
Upper Devonian
-
Birdbear Formation (1)
-
Canadaway Group (2)
-
Chemung Formation (1)
-
Famennian
-
lower Famennian (1)
-
upper Famennian (4)
-
Wabamun Group (4)
-
-
Frasnian
-
Leduc Formation (3)
-
-
Hampshire Formation (2)
-
Huron Member (1)
-
Jefferson Group (2)
-
Kanayut Conglomerate (1)
-
Kellwasser event (2)
-
Nisku Formation (1)
-
Ohio Shale (2)
-
Palliser Formation (2)
-
-
Waterways Formation (1)
-
-
Downtonian (1)
-
Dunkard Group (1)
-
Earn Group (1)
-
Ellis Bay Formation (2)
-
Exshaw Formation (9)
-
Helderberg Group (1)
-
Honaker Trail Formation (1)
-
Horton Group (2)
-
Hunton Group (1)
-
Keyser Limestone (2)
-
Knox Group (5)
-
Lisburne Group (4)
-
lower Paleozoic
-
Conococheague Formation (1)
-
Rose Run Sandstone (2)
-
Wilmington Complex (1)
-
-
middle Paleozoic (4)
-
Minnelusa Formation (4)
-
New Albany Shale (3)
-
Oquirrh Formation (1)
-
Ordovician
-
Antelope Valley Limestone (1)
-
Clays Ferry Formation (1)
-
Eureka Quartzite (3)
-
Gualcamayo Formation (1)
-
Lexington Limestone (4)
-
Lower Ordovician
-
Arenigian (3)
-
Beekmantown Group (8)
-
El Paso Group (1)
-
Ellenburger Group (2)
-
Fillmore Formation (1)
-
Floian (2)
-
Ibexian (4)
-
Manitou Formation (1)
-
Saint George Group (1)
-
Tremadocian (11)
-
-
Middle Ordovician
-
Black River Group (2)
-
Blackriverian (1)
-
Bromide Formation (3)
-
Champlainian (1)
-
Chazy Group (1)
-
Chazyan (3)
-
Cloridorme Formation (2)
-
Dapingian (2)
-
Darriwilian (8)
-
Galena Dolomite (1)
-
Llanvirnian (1)
-
Normanskill Formation (1)
-
Platteville Formation (2)
-
Simpson Group (1)
-
Table Head Group (1)
-
Whiterockian (5)
-
-
Tetagouche Group (1)
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Trenton Group (4)
-
Upper Ordovician
-
Ashgillian (1)
-
Bighorn Dolomite (2)
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Caradocian (1)
-
Cincinnatian
-
Maysvillian (1)
-
Richmondian (1)
-
-
Edenian (1)
-
Fairview Formation (4)
-
Fernvale Formation (1)
-
Hirnantian (4)
-
Juniata Formation (1)
-
Katian (5)
-
Kope Formation (4)
-
Lorraine Group (1)
-
Mohawkian (3)
-
Queenston Shale (1)
-
Sandbian (1)
-
Trentonian (4)
-
Whitewater Formation (1)
-
-
Utica Shale (2)
-
Viola Limestone (3)
-
-
Permian
-
Cutler Formation (2)
-
Ecca Group (2)
-
Gharif Formation (1)
-
Guadalupian
-
Brushy Canyon Formation (2)
-
Capitanian (4)
-
Cherry Canyon Formation (1)
-
Roadian (3)
-
Wordian (3)
-
-
Kaibab Formation (3)
-
Khuff Formation (2)
-
Longtan Formation (2)
-
Lower Permian
-
Al Khlata Formation (1)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Artinskian (5)
-
Asselian (4)
-
Kungurian (9)
-
Sakmarian (7)
-
-
Leonardian
-
Clear Fork Group (1)
-
-
Wichita Group (1)
-
Wolfcampian (3)
-
-
Lyons Sandstone (2)
-
McCloud Limestone (1)
-
Meade Peak Member (1)
-
Middle Permian (11)
-
Park City Formation (2)
-
Phosphoria Formation (4)
-
Toroweap Formation (1)
-
Unayzah Formation (2)
-
Upper Permian
-
Lopingian
-
Changhsingian (2)
-
Wuchiapingian (1)
-
-
Permian-Triassic boundary (10)
-
Zechstein (1)
-
-
-
Petersburg Granite (1)
-
Pilot Shale (1)
-
Road River Formation (1)
-
Sauk Sequence (2)
-
Shoo Fly Complex (1)
-
Silurian
-
Bainbridge Formation (1)
-
Clinch Sandstone (1)
-
Henryhouse Formation (1)
-
Lockport Formation (1)
-
Lower Silurian
-
Brassfield Formation (3)
-
Llandovery
-
Aeronian (2)
-
Rhuddanian (2)
-
Telychian (1)
-
-
Wenlock
-
Homerian (1)
-
-
-
Middle Silurian
-
Clinton Group (3)
-
McKenzie Formation (1)
-
Roberts Mountains Formation (2)
-
-
Niagaran (3)
-
Upper Silurian
-
Cayugan
-
Tonoloway Limestone (2)
-
-
Ludlow (2)
-
Pridoli (2)
-
Salina Group (1)
-
-
-
Supai Formation (3)
-
Tensleep Sandstone (2)
-
Tippecanoe Sequence (1)
-
upper Paleozoic
-
Bakken Formation (10)
-
Fountain Formation (2)
-
Kaskaskia Sequence (2)
-
-
Weber Sandstone (1)
-
Wissahickon Formation (2)
-
Woodford Shale (2)
-
-
palynology (2)
-
palynomorphs
-
acritarchs (9)
-
Chitinozoa (4)
-
Dinoflagellata
-
Deflandrea (1)
-
-
megaspores (3)
-
miospores
-
pollen (50)
-
-
-
paragenesis (96)
-
permafrost (10)
-
petroleum
-
natural gas
-
coalbed methane (6)
-
shale gas (6)
-
-
shale oil (4)
-
-
petrology (62)
-
Phanerozoic (26)
-
phase equilibria (38)
-
phosphate deposits (1)
-
phosphorus (5)
-
placers
-
beach placers (3)
-
stream placers (2)
-
-
planetology (3)
-
Plantae
-
algae
-
calcareous algae (1)
-
Chlorophyta
-
Charophyta (2)
-
Chlorophyceae
-
Dasycladaceae (1)
-
-
Tasmanites (1)
-
-
Coccolithophoraceae (1)
-
diatoms (16)
-
nannofossils (9)
-
Rhodophyta
-
Corallinaceae (1)
-
-
-
Pteridophyta
-
Lycopsida (5)
-
Sphenopsida
-
Equisetales
-
Calamites (1)
-
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Alnus (1)
-
Artemisia (1)
-
Quercus (1)
-
Rosidae (1)
-
-
Monocotyledoneae
-
Gramineae (1)
-
-
-
Gymnospermae
-
Coniferales
-
Picea (2)
-
Pinaceae
-
Abies (3)
-
Pinus (3)
-
-
Taxodiaceae (1)
-
Taxodium (1)
-
Tsuga (1)
-
-
Cordaitales (1)
-
Ginkgoales
-
Ginkgo (1)
-
-
Glossopteridales
-
Glossopteris
-
Glossopteris flora (1)
-
-
-
Pteridospermae (2)
-
-
-
-
plate tectonics (330)
-
pollution (60)
-
potash (1)
-
Precambrian
-
Adirondack Anorthosite (1)
-
Archean
-
Blake River Group (1)
-
Gilman Formation (3)
-
Mesoarchean (5)
-
Neoarchean (25)
-
Paleoarchean (4)
-
Taihua Group (1)
-
Timiskaming Group (3)
-
Warrawoona Group (3)
-
-
Baltimore Gneiss (1)
-
Brockman Iron Formation (1)
-
Catoctin Formation (2)
-
Changcheng System (1)
-
Chuar Group (2)
-
Cuddapah System (1)
-
Fortescue Group (1)
-
Hadean (4)
-
Hamersley Group (2)
-
Johnnie Formation (1)
-
Kingston Peak Formation (2)
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